Linux Storage Info: Difference between revisions
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<pre> | <pre> | ||
cat proc/partitions | cat /proc/partitions | ||
</pre> | |||
<pre> | |||
major minor #blocks name | |||
11 0 57990 sr0 | |||
8 0 8388608 sda | |||
8 1 1048576 sda1 | |||
8 2 7339008 sda2 | |||
8 16 524288 sdb | |||
253 0 7335936 dm-0 | |||
</pre> | </pre> | ||
| Line 83: | Line 94: | ||
tmpfs /run/user/0 tmpfs rw,seclabel,nosuid,nodev,relatime,size=101648k,mode=700 0 0 | tmpfs /run/user/0 tmpfs rw,seclabel,nosuid,nodev,relatime,size=101648k,mode=700 0 0 | ||
</pre> | </pre> | ||
=blockdev= | |||
{{Internal|Blockdev|blockdev}} | |||
=lsblk= | |||
Lists information about all available block devices, by reading sysfs file system. It prints information in a tree format: | |||
{{Internal|lsblk|lsblk}} | |||
=XFS Info= | |||
{{Internal|XFS#Info|XFS Info}} | |||
=blkid= | |||
{{Internal|blkid|blkid}} | |||
Latest revision as of 03:04, 7 September 2020
Internal
hdparm
If not installed, install with:
yum install hdparm
Disk information:
hdparm -I /dev/sda
lshw
Execute lshw to get disk information:
lshw -short -C disk
smartctl
If not installed, install with:
yum install smartmontools
Disk information
smartctl -a -i /dev/sda
Disk Partitions Available on the System
cat /proc/partitions
major minor #blocks name 11 0 57990 sr0 8 0 8388608 sda 8 1 1048576 sda1 8 2 7339008 sda2 8 16 524288 sdb 253 0 7335936 dm-0
Mounted Filesystem Info
cat /proc/mounts
rootfs / rootfs rw 0 0 sysfs /sys sysfs rw,seclabel,nosuid,nodev,noexec,relatime 0 0 proc /proc proc rw,nosuid,nodev,noexec,relatime 0 0 devtmpfs /dev devtmpfs rw,seclabel,nosuid,size=497496k,nr_inodes=124374,mode=755 0 0 securityfs /sys/kernel/security securityfs rw,nosuid,nodev,noexec,relatime 0 0 tmpfs /dev/shm tmpfs rw,seclabel,nosuid,nodev 0 0 devpts /dev/pts devpts rw,seclabel,nosuid,noexec,relatime,gid=5,mode=620,ptmxmode=000 0 0 tmpfs /run tmpfs rw,seclabel,nosuid,nodev,mode=755 0 0 tmpfs /sys/fs/cgroup tmpfs ro,seclabel,nosuid,nodev,noexec,mode=755 0 0 cgroup /sys/fs/cgroup/systemd cgroup rw,nosuid,nodev,noexec,relatime,xattr,release_agent=/usr/lib/systemd/systemd-cgroups-agent,name=systemd 0 0 pstore /sys/fs/pstore pstore rw,nosuid,nodev,noexec,relatime 0 0 cgroup /sys/fs/cgroup/perf_event cgroup rw,nosuid,nodev,noexec,relatime,perf_event 0 0 cgroup /sys/fs/cgroup/memory cgroup rw,nosuid,nodev,noexec,relatime,memory 0 0 cgroup /sys/fs/cgroup/cpuset cgroup rw,nosuid,nodev,noexec,relatime,cpuset 0 0 cgroup /sys/fs/cgroup/cpu,cpuacct cgroup rw,nosuid,nodev,noexec,relatime,cpuacct,cpu 0 0 cgroup /sys/fs/cgroup/net_cls,net_prio cgroup rw,nosuid,nodev,noexec,relatime,net_prio,net_cls 0 0 cgroup /sys/fs/cgroup/pids cgroup rw,nosuid,nodev,noexec,relatime,pids 0 0 cgroup /sys/fs/cgroup/devices cgroup rw,nosuid,nodev,noexec,relatime,devices 0 0 cgroup /sys/fs/cgroup/hugetlb cgroup rw,nosuid,nodev,noexec,relatime,hugetlb 0 0 cgroup /sys/fs/cgroup/freezer cgroup rw,nosuid,nodev,noexec,relatime,freezer 0 0 cgroup /sys/fs/cgroup/blkio cgroup rw,nosuid,nodev,noexec,relatime,blkio 0 0 configfs /sys/kernel/config configfs rw,relatime 0 0 /dev/mapper/main_vg-root / xfs rw,seclabel,relatime,attr2,inode64,noquota 0 0 selinuxfs /sys/fs/selinux selinuxfs rw,relatime 0 0 systemd-1 /proc/sys/fs/binfmt_misc autofs rw,relatime,fd=32,pgrp=1,timeout=300,minproto=5,maxproto=5,direct 0 0 debugfs /sys/kernel/debug debugfs rw,relatime 0 0 mqueue /dev/mqueue mqueue rw,seclabel,relatime 0 0 hugetlbfs /dev/hugepages hugetlbfs rw,seclabel,relatime 0 0 /dev/sda1 /boot xfs rw,seclabel,relatime,attr2,inode64,noquota 0 0 tmpfs /run/user/0 tmpfs rw,seclabel,nosuid,nodev,relatime,size=101648k,mode=700 0 0
blockdev
lsblk
Lists information about all available block devices, by reading sysfs file system. It prints information in a tree format: